Global primary energy use by source in OECD (EI)
OECD (EI): Global primary energy use by source was 1,631 terawatt-hours in 2025. ◆ Volatile
Global primary energy use by source in OECD (EI), 1965–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
OECD (EI) recorded 1,631 terawatt-hours for global primary energy use by source in 2025.
Compared with earlier readings it is up 1.6% on the previous year and up 13.7% over ten years.
Over the whole period, global primary energy use by source in OECD (EI) peaked at 1,636 terawatt-hours in 2021 and was at its lowest, 83.26 terawatt-hours, in 1965.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 92.64 terawatt-hours | 83.26 terawatt-hours | 103.6 terawatt-hours | 5 |
| 1970s | 149.32 terawatt-hours | 109.71 terawatt-hours | 195.29 terawatt-hours | 10 |
| 1980s | 318.05 terawatt-hours | 210.51 terawatt-hours | 463.94 terawatt-hours | 10 |
| 1990s | 591.72 terawatt-hours | 509.14 terawatt-hours | 669.51 terawatt-hours | 10 |
| 2000s | 848.71 terawatt-hours | 682.2 terawatt-hours | 1,038 terawatt-hours | 10 |
| 2010s | 1,360 terawatt-hours | 1,120 terawatt-hours | 1,548 terawatt-hours | 10 |
| 2020s | 1,608 terawatt-hours | 1,577 terawatt-hours | 1,636 terawatt-hours | 6 |
Countries ranked near OECD (EI)
More energy & mining data for OECD (EI)
- Fossil fuel production by fuel 16,830 terawatt-hours (2025)
- Gas production 16,830 terawatt-hours (2025)
- Share of electricity generation from fossil fuels 47.5% (2025)
- Primary energy from fossil fuels, nuclear, and renewables 9.3% (2025)
- Electricity generation from nuclear 1,879 terawatt-hours (2025)
- Annual percentage change in primary energy use 0.8% (2025)
- Coal production 7,718 terawatt-hours (2025)
- Primary energy use 61,079 terawatt-hours (2025)
- Share of primary energy from nuclear 9.3% (2025)
- Annual change in primary energy use 478.07 terawatt-hours (2025)
Frequently asked questions
- What is global primary energy use by source in OECD (EI)?
- Global primary energy use by source in OECD (EI) was 1,631 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest global primary energy use by source recorded in OECD (EI)?
- The highest recorded value was 1,636 terawatt-hours in 2021.
- What is the lowest global primary energy use by source recorded in OECD (EI)?
- The lowest recorded value was 83.26 terawatt-hours in 1965.
- How does OECD (EI) rank for global primary energy use by source?
- OECD (EI) ranks 1st out of 3 groups with data for 2025.
- Is global primary energy use by source rising or falling in OECD (EI)?
- Over the last ten years it is up 13.7%. The long-run trend across the full record is volatile.
- Where does this OECD (EI) data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Global primary energy use by source. Statizoid updates them automatically from the source API.
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CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours of total energy supply.